SymbolWorld - The planets

Stars

look

tiny

but

they

are really

enormous

balls

of

burning

hydrogen

gas .

The

nearest

star

to

the

earth

is

the

sun.

The

sun

looks

much

bigger

and

brighter

than

any

of

the

other

stars

in

the

sky

because

it is

much

nearer

to

the

earth.